bsm
bsm
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expand the brackets first always: 4(x+6) + 5(x+3) = 4x+24+5x+15. Now simplify: 9x+39. Now factorise: take 3 off 36 (as it shows in your question) and you get 9x + 36. Factorise it: divide everything by 9, 9(x+4). Now add the 3 back on and voila: 9(x…
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expand the brackets first always: 4(x+6) + 5(x+3) = 4x+24+5x+15. Now simplify: 9x+39. Now factorise: take 3 off 36 (as it shows in your question) and you get 9x + 36. Factorise it: divide everything by 9, 9(x+4). Now add the 3 back on and voila: 9(x…